/*
 * Copyright (c) 2020 Tunaiyi
 * Tny Framework is licensed under Mulan PSL v2.
 * You can use this software according to the terms and conditions of the Mulan PSL v2.
 * You may obtain a copy of Mulan PSL v2 at:
 *          http://license.coscl.org.cn/MulanPSL2
 * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO
 * NON-INFRINGEMENT, MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
 * See the Mulan PSL v2 for more details.
 */

package com.tny.game.actor;

import java.util.concurrent.Future;

/**
 * 响应的未来对象
 *
 * @author KGTny
 */
public interface Answer<V> extends Future<V>, DoneSupplier<V> {

    boolean isFail();

    void addListener(AnswerListener<V> listener);

    Throwable getCause();

    @Override
    default boolean isCompleted() {
        return this.isDone();
    }

}
